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LibWeb/CSS: Parse and propagate font-feature-settings property

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Sam Atkins 2024-10-01 09:37:43 +01:00 • committed by Sam Atkins
commit 95c17dfab5
Notes: github-actions[bot] 2024-10-02 15:37:38 +00:00
9 changed files with 129 additions and 1 deletions
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27
Userland/Libraries/LibWeb/CSS/StyleProperties.cpp
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@ -1028,6 +1028,33 @@ Optional<FlyString> StyleProperties::font_language_override() const
return {};
}
Optional<HashMap<FlyString, IntegerOrCalculated>> StyleProperties::font_feature_settings() const
{
auto value = property(PropertyID::FontFeatureSettings);
if (value->is_keyword())
return {}; // normal
if (value->is_value_list()) {
auto const& feature_tags = value->as_value_list().values();
HashMap<FlyString, IntegerOrCalculated> result;
result.ensure_capacity(feature_tags.size());
for (auto const& tag_value : feature_tags) {
auto const& feature_tag = tag_value->as_open_type_tagged();
if (feature_tag.value()->is_integer()) {
result.set(feature_tag.tag(), feature_tag.value()->as_integer().value());
} else {
VERIFY(feature_tag.value()->is_math());
result.set(feature_tag.tag(), IntegerOrCalculated { feature_tag.value()->as_math() });
}
}
return result;
}
return {};
}
Optional<HashMap<FlyString, NumberOrCalculated>> StyleProperties::font_variation_settings() const
{
auto value = property(CSS::PropertyID::FontVariationSettings);